From: Andrea Arcangeli <andrea@qumranet.com>
To: Christoph Lameter <clameter@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
akpm@linux-foundation.org, Robin Holt <holt@sgi.com>,
Avi Kivity <avi@qumranet.com>, Izik Eidus <izike@qumranet.com>,
kvm-devel@lists.sourceforge.net,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
general@lists.openfabrics.org,
Steve Wise <swise@opengridcomputing.com>,
Roland Dreier <rdreier@cisco.com>,
Kanoj Sarcar <kanojsarcar@yahoo.com>,
steiner@sgi.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, daniel.blueman@quadrics.com
Subject: Re: [patch 5/6] mmu_notifier: Support for drivers with revers maps (f.e. for XPmem)
Date: Thu, 28 Feb 2008 01:42:26 +0100 [thread overview]
Message-ID: <20080228004226.GE8091@v2.random> (raw)
In-Reply-To: <Pine.LNX.4.64.0802271440530.13186@schroedinger.engr.sgi.com>
On Wed, Feb 27, 2008 at 02:43:41PM -0800, Christoph Lameter wrote:
> Nope. unmap_mapping_range is already handled by the range callbacks.
But they're called with atomic=1 on anything but anonymous memory. I
understood Andrew asked to remove the atomic param and to allow
sleeping for all kind of vmas. I also understood certain XPMEM
customers asked to use XPMEM on something more than anonymous memory.
> The situation that you are imagining has already been dealt with [..]
I guess there's some misunderstanding, I think Nick was referring to
the above problem.
WARNING: multiple messages have this Message-ID (diff)
From: Andrea Arcangeli <andrea@qumranet.com>
To: Christoph Lameter <clameter@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
steiner@sgi.com, Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-mm@kvack.org, Izik Eidus <izike@qumranet.com>,
Kanoj Sarcar <kanojsarcar@yahoo.com>,
Roland Dreier <rdreier@cisco.com>,
linux-kernel@vger.kernel.org, Avi Kivity <avi@qumranet.com>,
kvm-devel@lists.sourceforge.net, daniel.blueman@quadrics.com,
Robin Holt <holt@sgi.com>,
general@lists.openfabrics.org, akpm@linux-foundation.org
Subject: [ofa-general] Re: [patch 5/6] mmu_notifier: Support for drivers with revers maps (f.e. for XPmem)
Date: Thu, 28 Feb 2008 01:42:26 +0100 [thread overview]
Message-ID: <20080228004226.GE8091@v2.random> (raw)
In-Reply-To: <Pine.LNX.4.64.0802271440530.13186@schroedinger.engr.sgi.com>
On Wed, Feb 27, 2008 at 02:43:41PM -0800, Christoph Lameter wrote:
> Nope. unmap_mapping_range is already handled by the range callbacks.
But they're called with atomic=1 on anything but anonymous memory. I
understood Andrew asked to remove the atomic param and to allow
sleeping for all kind of vmas. I also understood certain XPMEM
customers asked to use XPMEM on something more than anonymous memory.
> The situation that you are imagining has already been dealt with [..]
I guess there's some misunderstanding, I think Nick was referring to
the above problem.
WARNING: multiple messages have this Message-ID (diff)
From: Andrea Arcangeli <andrea@qumranet.com>
To: Christoph Lameter <clameter@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
akpm@linux-foundation.org, Robin Holt <holt@sgi.com>,
Avi Kivity <avi@qumranet.com>, Izik Eidus <izike@qumranet.com>,
kvm-devel@lists.sourceforge.net,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
general@lists.openfabrics.org,
Steve Wise <swise@opengridcomputing.com>,
Roland Dreier <rdreier@cisco.com>,
Kanoj Sarcar <kanojsarcar@yahoo.com>,
steiner@sgi.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, daniel.blueman@quadrics.com
Subject: Re: [patch 5/6] mmu_notifier: Support for drivers with revers maps (f.e. for XPmem)
Date: Thu, 28 Feb 2008 01:42:26 +0100 [thread overview]
Message-ID: <20080228004226.GE8091@v2.random> (raw)
In-Reply-To: <Pine.LNX.4.64.0802271440530.13186@schroedinger.engr.sgi.com>
On Wed, Feb 27, 2008 at 02:43:41PM -0800, Christoph Lameter wrote:
> Nope. unmap_mapping_range is already handled by the range callbacks.
But they're called with atomic=1 on anything but anonymous memory. I
understood Andrew asked to remove the atomic param and to allow
sleeping for all kind of vmas. I also understood certain XPMEM
customers asked to use XPMEM on something more than anonymous memory.
> The situation that you are imagining has already been dealt with [..]
I guess there's some misunderstanding, I think Nick was referring to
the above problem.
--
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next prev parent reply other threads:[~2008-02-28 0:42 UTC|newest]
Thread overview: 258+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-15 6:48 [patch 0/6] MMU Notifiers V7 Christoph Lameter
2008-02-15 6:48 ` [ofa-general] " Christoph Lameter
2008-02-15 6:49 ` [patch 1/6] mmu_notifier: Core code Christoph Lameter
2008-02-15 6:49 ` Christoph Lameter
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` [ofa-general] " Andrew Morton
2008-02-16 8:45 ` Avi Kivity
2008-02-16 8:45 ` Avi Kivity
2008-02-16 8:45 ` Avi Kivity
2008-02-16 8:56 ` Andrew Morton
2008-02-16 8:56 ` Andrew Morton
2008-02-16 8:56 ` [ofa-general] " Andrew Morton
2008-02-16 9:21 ` Avi Kivity
2008-02-16 9:21 ` Avi Kivity
2008-02-16 9:21 ` Avi Kivity
2008-02-16 10:41 ` Brice Goglin
2008-02-16 10:41 ` Brice Goglin
2008-02-16 10:58 ` Andrew Morton
2008-02-16 10:58 ` Andrew Morton
2008-02-16 19:31 ` Christoph Lameter
2008-02-16 19:31 ` Christoph Lameter
2008-02-16 19:21 ` Christoph Lameter
2008-02-16 19:21 ` Christoph Lameter
2008-02-16 19:21 ` [ofa-general] " Christoph Lameter
2008-02-17 3:01 ` Andrea Arcangeli
2008-02-17 3:01 ` Andrea Arcangeli
2008-02-17 3:01 ` [ofa-general] " Andrea Arcangeli
2008-02-17 12:24 ` Robin Holt
2008-02-17 12:24 ` Robin Holt
2008-02-17 12:24 ` Robin Holt
2008-02-17 5:04 ` Doug Maxey
2008-02-17 5:04 ` Doug Maxey
2008-02-17 5:04 ` Doug Maxey
2008-02-18 22:33 ` Roland Dreier
2008-02-18 22:33 ` Roland Dreier
2008-02-18 22:33 ` [ofa-general] " Roland Dreier
2008-02-15 6:49 ` [patch 2/6] mmu_notifier: Callbacks to invalidate address ranges Christoph Lameter
2008-02-15 6:49 ` Christoph Lameter
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` [ofa-general] " Andrew Morton
2008-02-16 19:26 ` Christoph Lameter
2008-02-16 19:26 ` Christoph Lameter
2008-02-16 19:26 ` [ofa-general] " Christoph Lameter
2008-02-19 8:54 ` Nick Piggin
2008-02-19 8:54 ` Nick Piggin
2008-02-19 8:54 ` [ofa-general] " Nick Piggin
2008-02-19 13:34 ` Andrea Arcangeli
2008-02-19 13:34 ` Andrea Arcangeli
2008-02-19 13:34 ` Andrea Arcangeli
2008-02-27 22:23 ` Christoph Lameter
2008-02-27 22:23 ` Christoph Lameter
2008-02-27 22:23 ` Christoph Lameter
2008-02-27 23:57 ` Andrea Arcangeli
2008-02-27 23:57 ` Andrea Arcangeli
2008-02-27 23:57 ` Andrea Arcangeli
2008-02-19 23:08 ` Nick Piggin
2008-02-19 23:08 ` Nick Piggin
2008-02-19 23:08 ` [ofa-general] " Nick Piggin
2008-02-20 1:00 ` Andrea Arcangeli
2008-02-20 1:00 ` Andrea Arcangeli
2008-02-20 1:00 ` Andrea Arcangeli
2008-02-20 3:00 ` Robin Holt
2008-02-20 3:00 ` Robin Holt
2008-02-20 3:00 ` Robin Holt
2008-02-20 3:11 ` Nick Piggin
2008-02-20 3:11 ` Nick Piggin
2008-02-20 3:11 ` Nick Piggin
2008-02-20 3:19 ` Robin Holt
2008-02-20 3:19 ` Robin Holt
2008-02-20 3:19 ` [ofa-general] " Robin Holt
2008-02-27 22:39 ` Christoph Lameter
2008-02-27 22:39 ` Christoph Lameter
2008-02-27 22:39 ` Christoph Lameter
2008-02-28 0:38 ` Andrea Arcangeli
2008-02-28 0:38 ` Andrea Arcangeli
2008-02-28 0:38 ` Andrea Arcangeli
2008-02-27 22:35 ` Christoph Lameter
2008-02-27 22:35 ` Christoph Lameter
2008-02-27 22:35 ` [ofa-general] " Christoph Lameter
2008-02-27 22:42 ` Jack Steiner
2008-02-27 22:42 ` Jack Steiner
2008-02-27 22:42 ` [ofa-general] " Jack Steiner
2008-02-28 0:10 ` Christoph Lameter
2008-02-28 0:10 ` Christoph Lameter
2008-02-28 0:10 ` Christoph Lameter
2008-02-28 0:11 ` Andrea Arcangeli
2008-02-28 0:11 ` Andrea Arcangeli
2008-02-28 0:11 ` [ofa-general] " Andrea Arcangeli
2008-02-28 0:14 ` Christoph Lameter
2008-02-28 0:14 ` Christoph Lameter
2008-02-28 0:14 ` Christoph Lameter
2008-02-28 0:52 ` Andrea Arcangeli
2008-02-28 0:52 ` Andrea Arcangeli
2008-02-28 0:52 ` [ofa-general] " Andrea Arcangeli
2008-02-28 1:03 ` Christoph Lameter
2008-02-28 1:03 ` Christoph Lameter
2008-02-28 1:03 ` Christoph Lameter
2008-02-28 1:10 ` Andrea Arcangeli
2008-02-28 1:10 ` Andrea Arcangeli
2008-02-28 1:10 ` Andrea Arcangeli
2008-02-28 18:43 ` Christoph Lameter
2008-02-28 18:43 ` Christoph Lameter
2008-02-28 18:43 ` [ofa-general] " Christoph Lameter
2008-02-29 0:55 ` Andrea Arcangeli
2008-02-29 0:55 ` Andrea Arcangeli
2008-02-29 0:55 ` Andrea Arcangeli
2008-02-29 0:59 ` Christoph Lameter
2008-02-29 0:59 ` Christoph Lameter
2008-02-29 0:59 ` [ofa-general] " Christoph Lameter
2008-02-29 13:13 ` Andrea Arcangeli
2008-02-29 13:13 ` Andrea Arcangeli
2008-02-29 13:13 ` Andrea Arcangeli
2008-02-29 19:55 ` Christoph Lameter
2008-02-29 19:55 ` Christoph Lameter
2008-02-29 19:55 ` [ofa-general] " Christoph Lameter
2008-02-29 20:17 ` Andrea Arcangeli
2008-02-29 20:17 ` Andrea Arcangeli
2008-02-29 20:17 ` Andrea Arcangeli
2008-02-29 21:03 ` Christoph Lameter
2008-02-29 21:03 ` Christoph Lameter
2008-02-29 21:03 ` [ofa-general] " Christoph Lameter
2008-02-29 21:23 ` Andrea Arcangeli
2008-02-29 21:23 ` Andrea Arcangeli
2008-02-29 21:23 ` Andrea Arcangeli
2008-02-29 21:29 ` Christoph Lameter
2008-02-29 21:29 ` Christoph Lameter
2008-02-29 21:29 ` Christoph Lameter
2008-02-29 21:34 ` Christoph Lameter
2008-02-29 21:34 ` Christoph Lameter
2008-02-29 21:34 ` Christoph Lameter
2008-02-29 21:48 ` Andrea Arcangeli
2008-02-29 21:48 ` Andrea Arcangeli
2008-02-29 21:48 ` [ofa-general] " Andrea Arcangeli
2008-02-29 22:12 ` Christoph Lameter
2008-02-29 22:12 ` Christoph Lameter
2008-02-29 22:12 ` Christoph Lameter
2008-02-29 22:41 ` Andrea Arcangeli
2008-02-29 22:41 ` Andrea Arcangeli
2008-02-29 22:41 ` [ofa-general] " Andrea Arcangeli
2008-02-28 10:53 ` Robin Holt
2008-02-28 10:53 ` Robin Holt
2008-02-28 10:53 ` [ofa-general] " Robin Holt
2008-03-03 5:11 ` Nick Piggin
2008-03-03 5:11 ` Nick Piggin
2008-03-03 5:11 ` Nick Piggin
2008-03-03 19:28 ` Christoph Lameter
2008-03-03 19:28 ` Christoph Lameter
2008-03-03 19:28 ` [ofa-general] " Christoph Lameter
2008-03-03 19:50 ` Nick Piggin
2008-03-03 19:50 ` Nick Piggin
2008-03-04 18:58 ` Christoph Lameter
2008-03-04 18:58 ` Christoph Lameter
2008-03-04 18:58 ` Christoph Lameter
2008-03-05 0:52 ` Nick Piggin
2008-03-05 0:52 ` Nick Piggin
2008-02-15 6:49 ` [patch 3/6] mmu_notifier: invalidate_page callbacks Christoph Lameter
2008-02-15 6:49 ` Christoph Lameter
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` [ofa-general] " Andrew Morton
2008-02-16 11:07 ` Andrea Arcangeli
2008-02-16 11:07 ` Andrea Arcangeli
2008-02-16 11:07 ` Andrea Arcangeli
2008-02-16 19:22 ` Christoph Lameter
2008-02-16 19:22 ` Christoph Lameter
2008-02-16 19:22 ` [ofa-general] " Christoph Lameter
2008-02-16 19:54 ` Avi Kivity
2008-02-16 19:54 ` Avi Kivity
2008-02-16 19:54 ` [ofa-general] " Avi Kivity
2008-02-19 8:46 ` Nick Piggin
2008-02-19 8:46 ` Nick Piggin
2008-02-19 8:46 ` [ofa-general] " Nick Piggin
2008-02-19 13:30 ` Andrea Arcangeli
2008-02-19 13:30 ` Andrea Arcangeli
2008-02-19 13:30 ` [ofa-general] " Andrea Arcangeli
2008-02-18 1:51 ` Nick Piggin
2008-02-18 1:51 ` Nick Piggin
2008-02-18 1:51 ` Nick Piggin
2008-02-15 6:49 ` [patch 4/6] mmu_notifier: Skeleton driver for a simple mmu_notifier Christoph Lameter
2008-02-15 6:49 ` Christoph Lameter
2008-02-15 6:49 ` [patch 5/6] mmu_notifier: Support for drivers with revers maps (f.e. for XPmem) Christoph Lameter
2008-02-15 6:49 ` Christoph Lameter
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` Andrew Morton
2008-02-16 3:37 ` [ofa-general] " Andrew Morton
2008-02-16 19:28 ` Christoph Lameter
2008-02-16 19:28 ` Christoph Lameter
2008-02-16 19:28 ` [ofa-general] " Christoph Lameter
2008-02-19 23:55 ` Nick Piggin
2008-02-19 23:55 ` Nick Piggin
2008-02-19 23:55 ` [ofa-general] " Nick Piggin
2008-02-20 3:12 ` Robin Holt
2008-02-20 3:12 ` Robin Holt
2008-02-20 3:12 ` [ofa-general] " Robin Holt
2008-02-20 3:51 ` Nick Piggin
2008-02-20 3:51 ` Nick Piggin
2008-02-20 3:51 ` [ofa-general] " Nick Piggin
2008-02-20 9:00 ` Robin Holt
2008-02-20 9:00 ` Robin Holt
2008-02-20 9:00 ` [ofa-general] " Robin Holt
2008-02-20 9:05 ` Robin Holt
2008-02-20 9:05 ` Robin Holt
2008-02-20 9:05 ` Robin Holt
2008-02-21 4:20 ` Nick Piggin
2008-02-21 4:20 ` Nick Piggin
2008-02-21 10:58 ` Robin Holt
2008-02-21 10:58 ` Robin Holt
2008-02-21 10:58 ` Robin Holt
2008-02-26 6:11 ` Nick Piggin
2008-02-26 6:11 ` Nick Piggin
2008-02-26 6:11 ` Nick Piggin
2008-02-26 7:21 ` [ofa-general] " Gleb Natapov
2008-02-26 7:21 ` Gleb Natapov
2008-02-26 7:21 ` Gleb Natapov
2008-02-26 8:52 ` Nick Piggin
2008-02-26 8:52 ` Nick Piggin
2008-02-26 8:52 ` Nick Piggin
2008-02-26 9:38 ` Gleb Natapov
2008-02-26 9:38 ` Gleb Natapov
2008-02-26 9:38 ` Gleb Natapov
2008-02-26 9:52 ` KOSAKI Motohiro
2008-02-26 9:52 ` KOSAKI Motohiro
2008-02-26 9:52 ` KOSAKI Motohiro
2008-02-26 12:28 ` Robin Holt
2008-02-26 12:28 ` Robin Holt
2008-02-26 12:28 ` Robin Holt
2008-02-26 12:29 ` Robin Holt
2008-02-26 12:29 ` Robin Holt
2008-02-26 12:29 ` [ofa-general] " Robin Holt
2008-02-27 22:43 ` Christoph Lameter
2008-02-27 22:43 ` Christoph Lameter
2008-02-27 22:43 ` [ofa-general] " Christoph Lameter
2008-02-28 0:42 ` Andrea Arcangeli [this message]
2008-02-28 0:42 ` Andrea Arcangeli
2008-02-28 0:42 ` [ofa-general] " Andrea Arcangeli
2008-02-28 1:01 ` Christoph Lameter
2008-02-28 1:01 ` Christoph Lameter
2008-02-28 1:01 ` Christoph Lameter
2008-02-15 6:49 ` [patch 6/6] mmu_rmap_notifier: Skeleton for complex driver that uses its own rmaps Christoph Lameter
2008-02-15 6:49 ` Christoph Lameter
2008-02-16 10:48 ` [PATCH] KVM swapping with MMU Notifiers V7 Andrea Arcangeli
2008-02-16 10:48 ` Andrea Arcangeli
2008-02-16 10:48 ` Andrea Arcangeli
2008-02-16 11:08 ` Andrew Morton
2008-02-16 11:08 ` Andrew Morton
2008-02-16 11:08 ` [ofa-general] " Andrew Morton
2008-02-18 12:17 ` Andrea Arcangeli
2008-02-18 12:17 ` Andrea Arcangeli
2008-02-16 11:51 ` Robin Holt
2008-02-16 11:51 ` Robin Holt
2008-02-16 11:51 ` [ofa-general] " Robin Holt
2008-02-18 12:35 ` Andrea Arcangeli
2008-02-18 12:35 ` Andrea Arcangeli
2008-02-18 12:35 ` Andrea Arcangeli
-- strict thread matches above, loose matches on Subject: below --
2008-02-08 22:06 [patch 0/6] MMU Notifiers V6 Christoph Lameter
2008-02-08 22:06 ` [patch 5/6] mmu_notifier: Support for drivers with revers maps (f.e. for XPmem) Christoph Lameter
2008-02-08 22:06 ` Christoph Lameter
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